Updating prognostic parameters in COPD: the updated BODE index and ADO

The BODE index was devised to better reflect the multisystem effects of chronic obstructive pulmonary disease (COPD), allowing for better prognostic estimation than that provided by forced expiratory volume in 1 s (FEV1) alone. The grading system, based on four parameters—that is, body mass index, airflow obstruction, Medical Research Council (MRC) dyspnoea score and the 6 min walk distance—was verified by population studies. This study set out to assess whether the BODE index …